<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<script src="../src/ec-do-3.0.0-beta.2.js"></script>
<script>
    let arr=[{a:null,b:undefined,c:9},{a:2,b:function () {

    },c:5},{a:5,b:9},{a:4,b:2,c:5},{a:4,b:5,c:7},[1,2,3,{a:4,b:2,c:5}]]

    //let arr=[1,2,[3,{a:4,b:2,c:5}]]
    let arrNew=ecDo.clone(arr);
    arrNew[0].a=2;
    console.log(arrNew);
    console.log(arr);
</script>
</body>
</html>